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“金工實習”是一門實踐性的學科基礎課,也是我們工科學生必須進行的工程訓練、培養工程意識、學習工藝知識、tigaozonghesuzhidezhongyaobixiuke。womenzuoweigongkedexuesheng,gongchengyishidanbo,meiyouduizhezhonggongkesiweidejingsuiyinqizugoudezhongshi。tongshizaishijicaozuozhong,yeyuandabudaogongzuodeyaoqiu。wojiaode,zhangwogongchengyishidezhuyaofangfajiushixuyaoyouzugoudedongshounengli,mingbaishijicaozuokenengchanshengdewenti,bingpeiyangyushidulierzhudongsikaodexiguan,zaizhezhongxunlianzhongbuduanjiaqianggongchengyishi,duanlianshijicaozuonengli。
在zai這zhe麼me多duo天tian的de實shi踐jian中zhong我wo有you很hen多duo感gan受shou與yu體ti會hui,第di一yi次ci是shi車che工gong,普pu通tong車che床chuang,加jia工gong打da磨mo零ling件jian。車che床chuang就jiu是shi利li用yong工gong件jian的de旋xuan轉zhuan運yun動dong和he刀dao具ju的de移yi動dong來lai改gai變bian毛mao坯pi形xing狀zhuang和he尺chi寸cun,將jiang其qi加jia工gong成cheng所suo需xu零ling件jian的de一yi種zhong切qie削xue加jia工gong方fang法fa。
我們使用遊標卡尺來精確度量,將加工的零件精確到0.02mm,因yin為wei精jing度du很hen高gao操cao作zuo很hen難nan把ba握wo,車che床chuang很hen難nan控kong製zhi零ling件jian的de切qie削xue,所suo以yi加jia工gong過guo程cheng很hen複fu雜za,自zi己ji親qin自zi操cao作zuo時shi出chu現xian了le很hen多duo處chu失shi誤wu,最zui後hou我wo們men終zhong於yu在zai老lao師shi的de指zhi導dao下xia完wan成cheng了le任ren務wu。
shukongjichuang。kaishishiwomenzailaoshidejiaodaoxiatongguoshangjixuehuileshukongchechuangdechengxubianxie,yinweishidiannaocaozuo,suoyiwomenshouxianbixuxuehuidiannaonenggoushibiedeyuyan、指(zhi)令(ling)等(deng),這(zhe)樣(yang)我(wo)們(men)才(cai)能(neng)正(zheng)確(que)輸(shu)入(ru)指(zhi)令(ling)操(cao)控(kong)電(dian)腦(nao),得(de)到(dao)我(wo)們(men)需(xu)要(yao)的(de)產(chan)品(pin)。在(zai)編(bian)寫(xie)好(hao)程(cheng)序(xu)後(hou),我(wo)們(men)可(ke)以(yi)觀(guan)看(kan)仿(fang)真(zhen)模(mo)擬(ni),預(yu)先(xian)知(zhi)道(dao)該(gai)程(cheng)序(xu)是(shi)否(fou)符(fu)合(he)要(yao)求(qiu)和(he)標(biao)準(zhun),最(zui)後(hou)接(jie)觸(chu)機(ji)床(chuang),將(jiang)編(bian)好(hao)的(de)程(cheng)序(xu)輸(shu)入(ru)數(shu)控(kong)機(ji)床(chuang),一(yi)切(qie)都(dou)是(shi)自(zi)動(dong)化(hua)的(de),零(ling)件(jian)很(hen)快(kuai)就(jiu)加(jia)工(gong)好(hao)了(le),符(fu)合(he)我(wo)們(men)的(de)要(yao)求(qiu),所(suo)以(yi)數(shu)控(kong)機(ji)床(chuang)很(hen)具(ju)有(you)時(shi)代(dai)性(xing)。據(ju)說(shuo),數(shu)控(kong)機(ji)床(chuang)的(de)發(fa)展(zhan)和(he)換(huan)代(dai)幾(ji)乎(hu)與(yu)計(ji)算(suan)機(ji)是(shi)同(tong)步(bu)發(fa)展(zhan)的(de)。
鉗工以手工操作為主,用各種工具完成零件加工、裝(zhuang)配(pei)和(he)修(xiu)理(li)等(deng)工(gong)作(zuo)。我(wo)們(men)要(yao)做(zuo)的(de)工(gong)作(zuo)就(jiu)是(shi)用(yong)各(ge)種(zhong)銼(cuo)把(ba)圓(yuan)的(de)金(jin)屬(shu)塊(kuai)精(jing)加(jia)工(gong)成(cheng)一(yi)個(ge)五(wu)角(jiao)星(xing)。在(zai)老(lao)師(shi)帶(dai)領(ling)下(xia),我(wo)們(men)了(le)解(jie)了(le)打(da)孔(kong),套(tao)螺(luo)旋(xuan),裝(zhuang)配(pei)等(deng)做(zuo)法(fa)。整(zheng)個(ge)過(guo)程(cheng)全(quan)是(shi)人(ren)工(gong)操(cao)作(zuo),所(suo)以(yi)做(zuo)的(de)都(dou)是(shi)體(ti)力(li)活(huo)。在(zai)老(lao)師(shi)講(jiang)解(jie)的(de)時(shi)候(hou)大(da)家(jia)都(dou)覺(jiao)得(de)挺(ting)簡(jian)單(dan)的(de),但(dan)實(shi)際(ji)過(guo)程(cheng)卻(que)大(da)相(xiang)徑(jing)庭(ting)。總(zong)的(de)說(shuo)過(guo)程(cheng)是(shi)辛(xin)苦(ku)的(de),但(dan)是(shi)結(jie)果(guo)是(shi)令(ling)人(ren)欣(xin)慰(wei)的(de)。一(yi)天(tian)的(de)淋(lin)漓(li)汗(han)水(shui),我(wo)終(zhong)於(yu)換(huan)來(lai)了(le)一(yi)個(ge)精(jing)致(zhi)的(de)五(wu)角(jiao)星(xing),看(kan)著(zhe)檫(cha)得(de)發(fa)亮(liang)的(de)五(wu)角(jiao)星(xing),一(yi)天(tian)的(de)疲(pi)勞(lao)一(yi)掃(sao)而(er)光(guang)。事(shi)後(hou),我(wo)才(cai)發(fa)覺(jiao)我(wo)的(de)手(shou)背(bei)已(yi)經(jing)腫(zhong)成(cheng)包(bao)子(zi)了(le),一(yi)周(zhou)後(hou)才(cai)好(hao)的(de)。
鑄造與焊接,焊接分為熔化焊、壓力焊、釺qian焊han。焊han接jie的de目mu的de就jiu是shi將jiang兩liang塊kuai分fen離li的de金jin屬shu焊han接jie在zai一yi起qi。我wo們men分fen為wei兩liang個ge小xiao組zu,下xia午wu,我wo們men先xian實shi習xi焊han接jie,按an照zhao老lao師shi的de考kao試shi準zhun則ze,我wo們men焊han接jie了le一yi條tiao焊han縫feng,首shou先xian,穿chuan戴dai好hao防fang護hu衣yi、皮手套,戴好眼罩;然後,我將焊條在金屬板上點燃,開始接在焊接的地方,保持焊條與金屬2~4mm的高度,與縫垂直約70~80度;最後慢慢將焊條往縫裏喂,一條焊縫就出爐了,待到變黑時用鐵錘敲擊氧化鐵,這樣焊縫就更能與金屬融為一體。
晚(wan)上(shang),我(wo)們(men)開(kai)始(shi)鑄(zhu)造(zao),鑄(zhu)造(zao)是(shi)指(zhi)熔(rong)煉(lian)金(jin)屬(shu)。製(zhi)造(zao)鑄(zhu)件(jian),並(bing)將(jiang)熔(rong)融(rong)金(jin)屬(shu)澆(jiao)入(ru)鑄(zhu)型(xing),凝(ning)固(gu)後(hou)獲(huo)得(de)一(yi)定(ding)形(xing)狀(zhuang)和(he)性(xing)能(neng)鑄(zhu)件(jian)的(de)成(cheng)型(xing)方(fang)法(fa),這(zhe)是(shi)產(chan)品(pin)與(yu)零(ling)件(jian)的(de)毛(mao)坯(pi)過(guo)程(cheng)。鑄(zhu)造(zao)分(fen)為(wei)特(te)種(zhong)鑄(zhu)造(zao)和(he)廣(guang)泛(fan)應(ying)用(yong)的(de)砂(sha)型(xing)鑄(zhu)造(zao),其(qi)中(zhong)砂(sha)型(xing)鑄(zhu)造(zao)有(you)手(shou)工(gong)造(zao)型(xing)和(he)機(ji)器(qi)造(zao)型(xing),我(wo)們(men)學(xue)習(xi)操(cao)作(zuo)的(de)是(shi)手(shou)工(gong)造(zao)型(xing),重(zhong)點(dian)是(shi)怎(zen)麼(me)能(neng)夠(gou)造(zao)型(xing)。用(yong)泥(ni)沙(sha)做(zuo)模(mo)型(xing),我(wo)們(men)跟(gen)著(zhe)老(lao)師(shi)的(de)步(bu)驟(zhou)一(yi)步(bu)一(yi)步(bu)做(zuo),做(zuo)成(cheng)一(yi)個(ge)跟(gen)模(mo)型(xing)大(da)這(zhe)顯(xian)然(ran)不(bu)是(shi)小(xiao)孩(hai)子(zi)玩(wan)泥(ni)沙(sha),而(er)是(shi)一(yi)件(jian)很(hen)講(jiang)究(jiu)細(xi)心(xin)的(de)事(shi)情(qing),因(yin)為(wei)砂(sha)很(hen)容(rong)易(yi)變(bian)形(xing),所(suo)以(yi)做(zuo)的(de)時(shi)候(hou)一(yi)定(ding)要(yao)小(xiao)心(xin)仔(zai)細(xi)。
zuihouyicishixigong,xigongfenweishunxiyunixi。yeshijichuangcaozuo,wojiaodezheshiyigezuijiandandegongzhong。wanshang,womenyoujianshileshukongjishu,shukongxianqiegejiagongjishushiyaoliyongbianxiehaodechengxu、靠(kao)電(dian)極(ji)絲(si)放(fang)電(dian)來(lai)切(qie)割(ge)各(ge)種(zhong)小(xiao)工(gong)件(jian),我(wo)們(men)要(yao)做(zuo)的(de)工(gong)作(zuo)就(jiu)是(shi)設(she)計(ji)工(gong)件(jian),並(bing)把(ba)工(gong)件(jian)放(fang)置(zhi)好(hao),對(dui)好(hao)刀(dao),其(qi)他(ta)事(shi)情(qing)就(jiu)交(jiao)給(gei)電(dian)腦(nao)完(wan)成(cheng)了(le)。準(zhun)確(que)度(du)高(gao),不(bu)過(guo)速(su)度(du)比(bi)較(jiao)慢(man),.以前的我根本不知道那麼多的精致零件、圖案等是如何生產出來的,看了數控技術所生產出來的產品,真是打開眼界!原來人類利用機器生產的水平是如此之高,太令人興奮!這也讓我打心眼裏想,這麼先進的設備,這麼優越的學習條件,我一定要更充分地利用好這一切,為自己儲備下一定的能量!
生平第一次有種“學以致用”的de感gan覺jiao,內nei心xin很hen有you成cheng就jiu感gan,也ye真zhen切qie的de體ti會hui到dao真zhen理li必bi須xu要yao用yong實shi踐jian去qu檢jian驗yan,不bu親qin自zi去qu動dong手shou試shi驗yan一yi下xia。有you很hen多duo東dong西xi是shi書shu上shang沒mei有you的de,隻zhi有you在zai實shi踐jian中zhong才cai能neng體ti會hui得de到dao,紙zhi上shang談tan兵bing隻zhi會hui讓rang人ren走zou進jin誤wu區qu,實shi踐jian才cai是shi永yong遠yuan的de老lao師shi。“痛並快樂著”這句話用來形容這次的金工實習再恰當不過了,它帶給我們的不僅僅是經驗,它還培養了我們吃苦耐勞的精神和嚴謹認真的作風。“紙上得來終覺淺,投身實踐覽真知”
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